Cava brut nature reserva - Oliveda - n.v.ORIGIN Cava Designation of Origin. VARIETIES Macabeo and Xarello. PRODUCTION AND AGING Using the traditional (champenoise) method, it is fermented for a second time in the bottle and later matured for 18 months in the cellar TASTING NOTES In terms of appearance, its colour is straw yellow with delicate golden hints and an extremely fine bubble that forms several beads. On the nose, it is refined with light toasty hints, thanks to the care taken with